2051448044 has 12 divisors (see below), whose sum is σ = 3639213144. Its totient is φ = 1011672864.

The previous prime is 2051448043. The next prime is 2051448059. The reversal of 2051448044 is 4408441502.

It is a self number, because there is not a number n which added to its sum of digits gives 2051448044.

It is not an unprimeable number, because it can be changed into a prime (2051448043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3512462 + ... + 3513045.

It is an arithmetic number, because the mean of its divisors is an integer number (303267762).

Almost surely, 2^2051448044 is an apocalyptic number.

It is an amenable number.

2051448044 is a deficient number, since it is larger than the sum of its proper divisors (1587765100).

2051448044 is a wasteful number, since it uses less digits than its factorization.

2051448044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7025584 (or 7025582 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 32.

The square root of 2051448044 is about 45292.9138387011. The cubic root of 2051448044 is about 1270.6331280103.

Adding to 2051448044 its reverse (4408441502), we get a palindrome (6459889546).

The spelling of 2051448044 in words is "two billion, fifty-one million, four hundred forty-eight thousand, forty-four".